	.DEF PPUCTRL,      $2000
	.DEF PPUMASK,      $2001
	.DEF PPUSTATUS,    $2002
	.DEF PPUADDR,      $2006
	.DEF PPUDATA,      $2007
	.DEF OAMADDR,      $2003
	.DEF OAMDMA,       $4014
	.DEF SOUND_CTRL,   $4015

	.DEF CONTROLLER1,  $4016
	.DEF CONTROLLER2,  $4017

; Controllers
	.DEF BTN_A,        @10000000
	.DEF BTN_B,        @01000000
	.DEF BTN_SELECT,   @00100000
	.DEF BTN_START,    @00010000
	.DEF BTN_UP,       @00001000
	.DEF BTN_DOWN,     @00000100
	.DEF BTN_LEFT,     @00000010
	.DEF BTN_RIGHT,    @00000001

; Alive_mon
	.DEF COLLISION,      @01000000
	.DEF JUMP,           @00100000
	.DEF JUMP_TOGGLE,    @00010000
	.DEF ATTACK,         @00001000
	.DEF ATTACK_TOGGLE,  @00000100
	.DEF HEALTH,         @00000011

; Constants
	.DEF NUM_PLAYERS,  2
	.DEF NUM_POKEMON,  3
	.DEF CHARMANDER,   0
	.DEF BULBASAUR,    1
	.DEF PIKACHU,      2
	.DEF CYCLE,        $24  ;  36 frames
	.DEF HALF_CYCLE,   $12  ;  18 frames